EP2628904A3 - Turbinenanordnung und Verfahren zur Verringerung des Flüssigkeitsflusses zwischen Turbinenkomponenten - Google Patents

Turbinenanordnung und Verfahren zur Verringerung des Flüssigkeitsflusses zwischen Turbinenkomponenten Download PDF

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Publication number
EP2628904A3
EP2628904A3 EP12198317.5A EP12198317A EP2628904A3 EP 2628904 A3 EP2628904 A3 EP 2628904A3 EP 12198317 A EP12198317 A EP 12198317A EP 2628904 A3 EP2628904 A3 EP 2628904A3
Authority
EP
European Patent Office
Prior art keywords
turbine
fluid flow
reducing fluid
turbine assembly
rotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12198317.5A
Other languages
English (en)
French (fr)
Other versions
EP2628904A2 (de
Inventor
Ramesh Kempanna Babu
Karthik Srivasan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of EP2628904A2 publication Critical patent/EP2628904A2/de
Publication of EP2628904A3 publication Critical patent/EP2628904A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP12198317.5A 2012-01-04 2012-12-20 Turbinenanordnung und Verfahren zur Verringerung des Flüssigkeitsflusses zwischen Turbinenkomponenten Withdrawn EP2628904A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/343,134 US20130170983A1 (en) 2012-01-04 2012-01-04 Turbine assembly and method for reducing fluid flow between turbine components

Publications (2)

Publication Number Publication Date
EP2628904A2 EP2628904A2 (de) 2013-08-21
EP2628904A3 true EP2628904A3 (de) 2014-07-02

Family

ID=47664068

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12198317.5A Withdrawn EP2628904A3 (de) 2012-01-04 2012-12-20 Turbinenanordnung und Verfahren zur Verringerung des Flüssigkeitsflusses zwischen Turbinenkomponenten

Country Status (5)

Country Link
US (1) US20130170983A1 (de)
EP (1) EP2628904A3 (de)
JP (1) JP2013139801A (de)
CN (1) CN103195501A (de)
RU (1) RU2012158328A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8939711B2 (en) * 2013-02-15 2015-01-27 Siemens Aktiengesellschaft Outer rim seal assembly in a turbine engine
EP2837856B1 (de) * 2013-08-14 2016-10-26 General Electric Technology GmbH Flüssigkeitsdichtungsanordnung und Verfahren zum Einziehen einer Leckageströmung durch eine Leckagekluft
US9528377B2 (en) * 2013-08-21 2016-12-27 General Electric Company Method and system for cooling rotor blade angelwings
EP2957722B1 (de) * 2014-06-18 2019-04-10 United Technologies Corporation Rotor für einen gasturbinenmotor
EP3009613B1 (de) * 2014-08-19 2019-01-30 United Technologies Corporation Kontaktlose dichtungen für gasturbinenmotoren
US10132182B2 (en) * 2014-11-12 2018-11-20 United Technologies Corporation Platforms with leading edge features
US10619484B2 (en) 2015-01-22 2020-04-14 General Electric Company Turbine bucket cooling
US10815808B2 (en) 2015-01-22 2020-10-27 General Electric Company Turbine bucket cooling
US10626727B2 (en) * 2015-01-22 2020-04-21 General Electric Company Turbine bucket for control of wheelspace purge air
US10590774B2 (en) 2015-01-22 2020-03-17 General Electric Company Turbine bucket for control of wheelspace purge air
US10544695B2 (en) 2015-01-22 2020-01-28 General Electric Company Turbine bucket for control of wheelspace purge air
US10240461B2 (en) * 2016-01-08 2019-03-26 General Electric Company Stator rim for a turbine engine
JP7019331B2 (ja) * 2016-07-22 2022-02-15 ゼネラル・エレクトリック・カンパニイ タービンバケット冷却
US11220916B2 (en) 2020-01-22 2022-01-11 General Electric Company Turbine rotor blade with platform with non-linear cooling passages by additive manufacture
US11492908B2 (en) 2020-01-22 2022-11-08 General Electric Company Turbine rotor blade root with hollow mount with lattice support structure by additive manufacture
US11248471B2 (en) * 2020-01-22 2022-02-15 General Electric Company Turbine rotor blade with angel wing with coolant transfer passage between adjacent wheel space portions by additive manufacture

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100183426A1 (en) * 2009-01-19 2010-07-22 George Liang Fluidic rim seal system for turbine engines
US8038399B1 (en) * 2008-11-22 2011-10-18 Florida Turbine Technologies, Inc. Turbine rim cavity sealing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1350471A (en) * 1971-05-06 1974-04-18 Secr Defence Gas turbine engine
GB1561229A (en) * 1977-02-18 1980-02-13 Rolls Royce Gas turbine engine cooling system
US5211536A (en) * 1991-05-13 1993-05-18 General Electric Company Boltless turbine nozzle/stationary seal mounting
ES2144147T3 (es) * 1994-11-10 2000-06-01 Siemens Westinghouse Power Alabe de turbina de gas con mortaja interna refrigerada.
JP3337393B2 (ja) * 1997-04-23 2002-10-21 三菱重工業株式会社 ガスタービン冷却動翼
US6402471B1 (en) * 2000-11-03 2002-06-11 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6942450B2 (en) * 2003-08-22 2005-09-13 Siemens Westinghouse Power Corporation Differential pressure sensing system for airfoils usable in turbine engines
US7534088B1 (en) * 2006-06-19 2009-05-19 United Technologies Corporation Fluid injection system
US8057178B2 (en) * 2008-09-04 2011-11-15 General Electric Company Turbine bucket for a turbomachine and method of reducing bow wave effects at a turbine bucket
US8381533B2 (en) * 2009-04-30 2013-02-26 Honeywell International Inc. Direct transfer axial tangential onboard injector system (TOBI) with self-supporting seal plate

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8038399B1 (en) * 2008-11-22 2011-10-18 Florida Turbine Technologies, Inc. Turbine rim cavity sealing
US20100183426A1 (en) * 2009-01-19 2010-07-22 George Liang Fluidic rim seal system for turbine engines

Also Published As

Publication number Publication date
EP2628904A2 (de) 2013-08-21
US20130170983A1 (en) 2013-07-04
CN103195501A (zh) 2013-07-10
RU2012158328A (ru) 2014-07-10
JP2013139801A (ja) 2013-07-18

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